About MTS Sistema Shyam TeleServices Ltd. (SSTL) is a venture, involving equity participation by Sistema Joint Stock Financial Corporation of Russia (“SISTEMA JSFC”), the Russian Federation and the Shyam Group of India. Sistema JSFC is the majority shareholder in the Company. Approximately 2.5% equity stake is held by public. With a strong focus on its “Data Centric; Voice Enabled” strategy, SSTL is […]